Trail Running calendar near Siler 2025-2026

We have found 57 Trailruns within 80 miles of Siler. See below where and when you can find the races.

Run scenic loops at Tiger Mountain State Forest on June 6, 2026, from a rolling 5K to a half marathon with big climbs and sweeping singletrack descents. Bring hydration for longer distances.

Run a scenic, mostly downhill mountain course from Snoqualmie Pass to North Bend, including a memorable passage through a dark tunnel. Fast, USATF certified route with strong BQ history makes it a favorite for goal chasing runners.

Run the scenic Super HYAK Marathon or Half on June 13 in Snoqualmie Pass and North Bend, WA. USATF certified point to point gravel courses with net downhill, the half crosses the Snoqualmie Tunnel, and finishers get a medal and tech shirt.

Explore Cougar Mountain single track trails on June 13 with options from 5K to 14.5 miles through forested hills and wetlands. Organized by Seattle Running Club and Northwest Trail Runs, part of each entry benefits King County Parks.

Wild Woman Trail Race Weekend is a women focused trail running retreat near Mt Adams in Trout Lake offering distances from half marathon to 50K plus relay options. Camp at base camp, run scenic forest and field trails, and enjoy lunch and p..

Run the Tiger Peak Challenge near Issaquah, WA on June 20, 2026 with 5 Mile, Half Marathon, 50K and Kids Race options. Tackle steep ridgelines and forest trails with staffed aid stations and cupless refillable hydration.

Run the 24th annual Hotfoot 5K at South Kitsap Regional Park in Port Orchard on June 20, 2026, a scenic mostly flat loop through wooded trails and park features. Proceeds support community scholarships and the Fourth of July fireworks and a..

Strawberry Fields Forever in North Bonneville WA on June 20 features a scenic 10K loop on Strawberry Island with distances from 10K to 100 miles. Enjoy riverside forest views, steady aid, on site tent camping and easy access to Gorge attrac..

Run the Yeti Washington ultra on the Palouse to Cascades Trail June 26 to 27. Choose 100K, 100 mile or 200K from Hyak Sno Park and tackle a crushed limestone out and back with a cold 2.3 mile tunnel and crew friendly aid.

Tackle the Wy’east Wonder, a scenic point to point trail race on Mt Hood offering sweeping ridge views and net downhill miles. Choose the 50 mile or 50K for a rugged, unforgettable day on Gunsight and Surveyor's Ridge.

July 2026

Celebrate Independence Day with the Bigfoot Fun Run in Yacolt, WA on July 4. Choose a 5K or 10K run or walk and enjoy small town racing and community fun. Day of registration available.

Run scenic single track trails on Cougar Mountain in Bellevue with 5K, 10.8 mile or 19.5 mile options. This cup free race includes post race food and beer and a small donation supports King County Parks.

Cascade Crest is an epic 100 mile trail race near Easton, Washington with about 23,000 feet of climbing, miles on the Pacific Crest Trail and a run through the iconic Snoqualmie Tunnel. Tackle rugged, technical forest trails on July 17, 202..

Tackle mountain trails at Crystal Mountain Resort July 17 to 18, 2026 with multi distance races from a sharp 5K climb to a scenic half marathon descent. Entry includes a race shirt, finisher medal and an all day gondola pass for stunning vi..

Camp Lug A Chug is a volunteer weekend at Marble Mountain Sno Park, Cougar WA, carrying supplies into volcano aid stations. Expect 9 mile hikes, camp meals, and a free race entry prize for the most weight carried relative to body weight.

August 2026

Hood Hundred is a challenging 100 mile mountain trail race on Mt Hood with roughly 17,300 ft of ascent and descent across a scenic lollipop loop. It is a Western States qualifier with a 34 hour cutoff and rewards finishers with a custom met..

Run the rugged Loowit Trail around Mt. St. Helens with volcanic vistas, lava fields and dense forest. Choose a 25K or the full 50K circumnavigation for a true backcountry challenge with limited entries and rustic car camping.

Run Cougar Mountain's scenic single track trails with 5K, 14.5 mile or marathon options on August 8. Expect fern lined paths, rolling hills, cup free aid stations so bring a refillable bottle, plus post race food and beer.

Run the Tunnel Vision Marathon or Half on August 9, 2026 between Snoqualmie Pass and North Bend, WA. Scenic point to point net downhill course with a run through Snoqualmie Tunnel and strong Boston qualifier potential.

The Bigfoot 200 is a nonstop 207.9 mile endurance race through volcanic terrain around Mount St. Helens. Runners are timed start to finish so any sleep counts toward your time, with aid and sleep stations on course.